English

Thirty-six Officers and their Code

Combinatorics 2019-07-02 v1

Abstract

This note presents a short proof of Euler's 36 officer conjecture. This implies that there is no affine plane of order 66, but we also give a direct proof.

Cite

@article{arxiv.1907.00861,
  title  = {Thirty-six Officers and their Code},
  author = {Harold N. Ward},
  journal= {arXiv preprint arXiv:1907.00861},
  year   = {2019}
}
R2 v1 2026-06-23T10:08:54.200Z